<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>登录</title>
</head>
<body>
<h1>登录成功 <a href="/logout">Logout</a></h1>
<h2>CRUD(Create,Retrieve,Update,Delete) Operation</h2>
<ul>
    <li><a href="/doCreate">Create(添加-insert)</a></li>
    <li><a href="/doRetrieve">Retrieve(查询-select)</a></li>
    <li><a href="/doUpdate">Update(更新-update)</a></li>
    <li><a href="/doDelete">Delete(删除-delete)</a></li>
</ul>

</body>
</html>